It's not Nature, it's Scientific Reports. The bar to publication in the two couldn't be more different. Nature is one of the premier high impact journals, Sci. Rep. is a pretty middle of the road somewhat new open access journal.
> Scientific Reports is an online peer-reviewed open access scientific mega journal published by Nature Portfolio, covering all areas of the natural sciences. The journal was launched in 2011.[1] The journal has announced that their aim is to assess solely the scientific validity of a submitted paper, rather than its perceived importance, significance or impact.[2]
Of that last line, this is quite literally the opposite. The only grounds to accept this paper is how on-trend this topic is. The "scientific validity" of correlating floating point averages over historical text documents, and brain blood flow... is, c. 0%